package bookdemo.controller.utils;
//前后端数据统一数据协议

import lombok.Data;

@Data
public class R {
    private Boolean flag;
    private Object data;

    public R(){}
    public R(Boolean f){
        this.flag=f;
    }
    public R(Boolean f,Object d){
        this.flag=f;
        this.data=d;
    }

}
